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CF 355 TM

France AFNOR NF CF355TM Railway rolling stock. Recommended steels for rolling stock construction. XI : weldable high yield strength micro-alloyed steels with atmospheric corrosion resistance for bodyworks and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CF355TM / CF 355 TM
Category Grade Standard Region/Area Standard Content
Metals CF 355 TM NF F 80-111 France Railway rolling stock. Recommended steels for rolling stock construction. XI : weldable high yield strength micro-alloyed steels with atmospheric corrosion resistance for bodyworks

Chemical composition(mass fraction)(wt.%) of the CF 355 TM

Element Min Max Similar

Mechanical Properties of steel grade CF 355 TM

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
432 (≥) 559 (≥) 44 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade CF 355 TM

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.23 -  
746 585 - 42.3 314   -  
789 - 34 22.2   333 443

Heat Treatment of steel grade CF 355 TM

Heat treated : 1181°C - 1527°C

Technological Curves of steel grade CF 355 TM

Cross Reference Table (Equivalent Grade) of CF 355 TM

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